import axios from "axios"
import { MessageBox, Message } from "element-ui"
import store from "@/store"
import { getToken } from "@/utils/auth"

// create an axios instance
const service = axios.create({
  baseURL: import.meta.env.VITE_APP_BASE_API,
  timeout: 5000
})

// request interceptor
service.interceptors.request.use(
  config => {
    return config
  },
  error => {
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  response => {
    const res = response.data
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      Message({
        message: res.message || "Error",
        type: "error",
        duration: 5 * 1000
      })

      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        // to re-login
        MessageBox.confirm(
          "You have been logged out, you can cancel to stay on this page, or log in again",
          "Confirm logout",
          {
            confirmButtonText: "Re-Login",
            cancelButtonText: "Cancel",
            type: "warning"
          }
        ).then(() => {
          store.dispatch("user/resetToken").then(() => {
            location.reload()
          })
        })
      }
      return Promise.reject(new Error(res.message || "Error"))
    }
    return res
  },
  error => {
    console.log("err" + error) // for debug
    Message({
      message: error.message,
      type: "error",
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
